2.3% is the change from 955 to 977
Calculation steps:
[( 977 - 955 ) ÷ 955] x 100 = 2.3%
Formula
Percentage change = [(977 - 955) / 955] x 100
Subtract the new number by the original number
977 - 955 = 22
22 ÷ 955 = 0.023036649214659685
0.023036649214659685 x 100 = 2.3%